动态与静态设施比例 active to passive ratio

有静电的施工现场 construction site with electrostatic field

自动静电施釉机 automatic electrostatic spray equipment

施静书 Josette Sheeran

防静电措施 anti-static precautions

静默施法 Silent Casting

静电施釉 [陶瓷] [建] electrostatic glazing

施静书女士 Josette Sheeran

静态设施布置问题 static facility layout problem

静载施加装置 SFAD